Unitron Hearing Aid Receiver 5.0 LENGTH (Size):3 Keeping the microphone opening protected

Keeping the microphone opening protected helps maintain clear sound quality and reliable hearing aid performance

Designed with precision engineering

Quick and easy filter replacement

Uses a CR2450 battery

Unitron Hearing Aid Receiver 5.0 LENGTH (Size):3 Keeping the microphone opening protected3 prong receivers compatible with Phonak and Unitron hearing aids How to identify your receiver side, size & power: Each receiver is color coded to help you identify which ear is required. Ear side: Blue = Left Red = Right On the receiver wire's side, you should see a print or an embossed set of numbers. These will indicate your strength and wire length. Length Size: 0, 1, 2 or 3 Power: Standard = S Medium = M Power = P